ENH: add convenience functions

src/linkahead/common/models.py

@@ -2129,14 +2129,6 @@ class Property(Entity):
         else:
             return is_reference(self.datatype)
 
-    def value_matches_versionid(self):
-        """Returns True if the value matches the pattern <id>@<version>"""
-        return value_matches_versionid(self.value)
-
-    def get_id_from_versionid_value(self):
-        """Returns the ID part of the versionid with the pattern <id>@<version>"""
-        return get_id_from_versionid(self.value)
-
 
 class Message(object):